Stainless steel ball valve door stable performance maintenance of common sense
Stainless steel ball valve door is widely used in the valve door of a common valve door, usage, consumption faster, so the reasonable maintenance, can not only improve the work efficiency, also can reduce the maintenance time, saving the cost of replacement.
Before using, application of water to clean pipe and valve body flow section, in case the remaining iron filings and other debris into the valve body cavity.
Stainless steel ball valve in the closed door, the valve body still remain part of the media, are also under certain pressure.
Before you repair ball valve door, shut off ball valve in front of the cut off valve, open the need to overhaul the ball valve door, internal pressure release valve body completely.
If the electric ball valve door or pneumatic ball valve door, you should first disconnect the power supply and air supply.
General soft sealing ball valves are used four fluorine (
As sealing material, hard seal ball valve sealing surface gate of metal welding and into.
If you need to clean pipeline ball valve door, need to be careful to prevent damaged during disassembly leak sealing ring.
Ball valve door when disassembling, flange bolt and nut should be fixed, and then all the nut is a bit tight, and finally fix hard.
As to individual nut to fixed good, then other nut, flange surface between pad surface caused by uneven in the damaged or broken, lead to valve door flange butt out medium leakage.
If to cleaning of stainless steel valve door, you should use a solvent and to clean the parts do not conflict, no corrosion.
If it is a special gas ball valve door, usable gas cleaning.
Other parts generally clean with water can be.
When cleaning, thoroughly clean traces of dirt, grease and other attached objects, such as not clean with clear water, can be on the premise of no damage to the valve body and component, specific detergent for cleaning with alcohol, etc.
After the completion of the cleaning detergent such as volatilization completely before assembly.
If in use process of filler has a small leak, can be a little to tighten the valve stem nut, stop can be close to leak, do not continue to tighten.
In open air for a long time, can lead to valve door body and component rust, can't normal use.
Ball valve door store should be waterproof, waterproof, moistureproof, and flange cover tightly.
Stored for more than 12 months of the valve gate, should be retested when using, to ensure stable performance.